1 | 337 | King Saud University Repository | | 302 | 677 | 191 | 247 |
2 | 498 | American University in Cairo Digital Archive and Research Repository | | 80 | 740 | 778 | 506 |
3 | 810 | Qatar University Institutional Repository | | 678 | 725 | 196 | 1196 |
4 | 819 | E-doc Université Virtuelle de Tunis | | 971 | 863 | 940 | 809 |
5 | 995 | University of Babylon Repository | | 1264 | 1024 | 871 | 1000 |
6 | 1075 | Lebanese American University eCommons | | 956 | 1450 | 1076 | 631 |
7 | 1354 | Institutional Repository for the Faculty of Science at the University of Khartoum | | 1477 | 1394 | 1219 | 1204 |
8 | 1385 | King Fahd Universiy of Petroleum and Minerals Institutional Repository | | 1631 | 190 | 1456 | 1440 |